Home / 19,609.92-27,043.07-12,901.23

Finding the Fourth Proportional to 19,609.92, 27,043.07 and 12,901.23

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Solution

The fourth proportional to 19,609.92, 27,043.07 and 12,901.23 is: 17,791.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,609.92 : 27,043.07 = 12,901.23 : x
  2. Step 2: Convert to fraction form
    19,609.92/27,043.07 = 12,901.23/x
  3. Step 3: Cross multiply
    19,609.92x = 27,043.07 × 12,901.23
  4. Step 4: Simplify right side
    19,609.92x = 348,888,801.47
  5. Step 5: Solve for x
    x = 348,888,801.47/19,609.92
  6. Step 6: Final answer
    x = 17,791.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.